SDR UPS99829011

Service difficulty report · Intercostal · Doug DC873F

Difficulty date: February 17, 1999
Submitted: March 26, 2000
Operation: Air carrier
Aircraft: N810UP
Make and model: Doug DC873F
Aircraft serial: 46001
System (JASC): 5320 · Fuselage Miscellaneous Structure
Part: Intercostal
Condition: Corroded
Location: Bs 1120-1140
Stage of operation: IN
Nature of condition: O
Precautionary procedure: K

As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.

What was found

INSPECTION TYPE-C2, AFT PIT INTERCOSTAL AT L33R FS 1120 TO 1140 CORRODED BEYOND LIMIT. REMOVED INTERCOSTAL, FORMED NEW INTERCOSTAL IAW DAC 9754949. HEAT TREATED IAW DAC DWG 9754949. LOCATED AND DRILLED NEW INTERCOSTAL, INSTALLED IAW DAC DCWG 9754949 ADN DC8 SRM 51-1-20D.

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